1625066040345 has 32 divisors (see below), whose sum is σ = 2848974474240. Its totient is φ = 784439816640.

The previous prime is 1625066040329. The next prime is 1625066040373. The reversal of 1625066040345 is 5430406605261.

It is not a de Polignac number, because 1625066040345 - 2⁴ = 1625066040329 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1625066040297 and 1625066040306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21656125 + ... + 21731034.

It is an arithmetic number, because the mean of its divisors is an integer number (89030452320).

Almost surely, 2^{1625066040345} is an apocalyptic number.

1625066040345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1625066040345 is a deficient number, since it is larger than the sum of its proper divisors (1223908433895).

1625066040345 is a wasteful number, since it uses less digits than its factorization.

1625066040345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43387405.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 1625066040345 in words is "one trillion, six hundred twenty-five billion, sixty-six million, forty thousand, three hundred forty-five".